We provide safety solutions with our LiFePO4 batteries for UPS, solar energy storage system, telecom stations, ect.,which are with perfect compatibility and safe long cycle life.
Features
Automatic circulation control and easy to realize parallel machines use
High precision cell voltage and temperature: ±3mv,±1℃
The maximum internal cell equalization current upto 200mA
Fire extinguision device in the module for 7 days/24hours protection
With IBB integrated bus design in the module to realize the cell strings without screws and cables
With full status management and 100% real-time cell management and control
With high-precision leakage detection to prevent insulation failure and ensure system reliability.
With high energy efficiency>98%
With multiple protections of overcharge, overdischarge and short-circuit protections, overtemperature, ect.
With LCD display and RS485 communication, ect.
Specification
|
Model |
GRLFP-512V50AH |
|
|
Electrical Parameters (25°C) |
Rated Voltage |
512V |
|
Rated Capacity (C5) |
50Ah@25°C |
|
|
Energy |
25.6KWh |
|
|
Months Self Discharge |
<3% |
|
|
Charge Efficiency |
99.5%@ 0.2C |
|
|
Discharge Efficiency |
96-99%@ 1C |
|
|
Voltage range |
448V-552Vdc |
|
|
Internal resistance (Fully charged, 25°C) |
≤90mΩ |
|
|
Cycle life |
>5000 cycles @ 0.5C 100%D.O.D |
|
|
Capacity affected by temperature |
40°C |
101% |
|
25°C |
100% |
|
|
0°C |
90% |
|
|
-10°C |
75% |
|
|
Nominal operating temperature |
25°C± 3°C (77°F± 5°F) |
|
|
Operating temperature range |
Discharge |
- 20°C~ 65°C |
|
Charge |
0°C~ 50°C |
|
|
Storage |
0°C~ 70°C |
|
|
Water Dust Resistance |
IP23 |
|
|
Charge Voltage |
544V-552V |
|
|
Standard Charge Mode (25°C±2°C, <75%RH) |
0.5CA Constant Current to 544V, then Constant Voltage 554V until the current drops to 0.02CA, before use, rest 30 minutes |
|
|
Charge Current |
10-25A |
|
|
Maximum Charge Current |
50A |
|
|
Charge Cut off Voltage |
552V |
|
|
Continuous Discharge Current |
25A |
|
|
Short-circuit current |
>5000A (<10ms) |
|
|
Discharge Cut Off Voltage |
448V |
|
|
Communicate Protocol (optional) |
(default none)RS485 |
|
|
Application connection |
160 string 1 parallel |
|
|
Mechanical |
Cells |
3.2V50AH |
|
Length |
600±2mm |
|
|
Width |
1000±2mm |
|
|
Height |
2000±2mm |
|
|
Weight |
550kgs |
|
|
Container |
Cold-rolled steel |
|
|
Display |
LCD |
|
|
Others |
CBMS system+ display |
With BMU data collecting unit; BMS with Including single cabinet overvoltage, undervoltage, overcurrent, temperature protection, battery balance, monitoring of battery voltage and temperature, SOC and SOH calculation, cabinet charging and discharging control, and other functions |
|
Design life |
>15 years |
|
Payment Terms︰ TT/LC
